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Analogue and Digital Electronics for Bio-Engineers

  • Subject {L-T-P / C} : BM2601 : Analog and Digital Electronics for Bioengineers {3-1-0 / 4}

  • Subject Nature : Theory

  • Coordinator : Dr. Earu Banoth

  • Introduction to amplifier, Need of amplifier and types of amplifiers, Bio potential amplifier block diagram


  • Basic requirements of Bio-potential Amplifiers.

  • Problems encountered in Bio amplifiers- Frequency distortion, Artifacts from electric transients, Interference from electric devices.

  • Right Leg driven amplifiers-and its need.

  • Bio-potential amplifiers-Instrumentation and Differential, Common Mode Rejection Ratio

  • Problems: Gain, Slew Rate. Amplifiers for Medical applications.


  • Analog active filters- Low pass, High pass, Band pass, Notch Filter. Filter applications-Anti-aliasing, SNR Improvement.


  • Basic digital logic circuits, Combinational logic circuit, Half and Full adder, Comparator, Code Converters, Multiplexers and Demultiplexers, Encoders and Decoders.


  • Basic Architectural Distinctions between Combinational and Sequential circuits, Sequential logic circuits, Flip-Flops

  • Conversion from one type of Flipflop to another, Timing.

  • Digital Interfaces- ADC types-Tracking and Successive Approximation, Flash ADC.

  • To introduce fundamental principles of analog and digital electronics commonly used in biomedical research.

  • To familiarize the basic electronic circuits, techniques and considerations for the development of biomedical devices.

  • To understand the role of Electronics in Bio medical instrument development.

  • To impart familiarity with the design and implementation of different types of practically used sequential circuits.

  • Have a thorough understanding of the fundamental concepts and techniques used in analog and digital electronics.

  • The ability to understand, analyze and design various combinational and sequential circuits.

  • Ability to identify basic requirements for a design application related to biomedical systems.

  • To develop skill to realize, build, and troubleshoot biomedical circuits

  • To understand the practical circumstance of biomedical devices circuits importance

  • Robert B. Northrop, Analysis and Application of Analog Electronic Circuits to Biomedical Instrumentation, CRC Press, Taylor & Francis Group , 2nd Edition

  • John G. Webster, Medical Instrumentation: Application and Design, John Wiley & Sons Inc. , 4th Edition

  • Robert L. Boylestad, Louis Nashelsky, Electronic Devices and Circuit, , Pearson Education, India , 11th Edition

  • David. A. Bell, 3. Electronic Devices and Circuits, Oxford University Press , 5th Edition

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